protected override CGRect GetRect(nfloat winWidth, nfloat winHeight)
{
nfloat min = winWidth < winHeight ? winWidth : winHeight;
// a value from 0 to 1
nfloat spread = UserSettings.GetSettings().BounceWidthPad * 2;
nfloat width, height, xPos, yPos;
var ratio = winHeight / winWidth;
var spreadRatio = 1 / (spread + 1);
if (spreadRatio > ratio)
{
height = winHeight;
width = height * (spread + 1);
yPos = 0;
xPos = winWidth / 2 - width / 2;
}
else
{
width = winWidth;
height = width / (1 + spread);
xPos = 0;
yPos = winHeight / 2 - height / 2;
}
BounceHelper.SetDimensions(width, height);
// create the elements. We need to initialize them here when all the dimensions are set.
//CreateAssets();
return(new CGRect(xPos, yPos, width, height));
}
void Instance_BeatChanged(object sender, EventArgs e)
{
// need to create all new elements; recreate everything
BounceHelper.SetDimensions(Layer.Frame.Width, Layer.Frame.Height);
// redraw lanes
AnimationLayer.SetNeedsDisplay();
CreateAssets();
ReturnToInitialState();
BounceHelper.ElapsedBpm = Metronome.Instance.ElapsedBpm;
DrawElements();
}
//protected AnimationTimer Timer = new AnimationTimer();
#endregion
public BounceView(IntPtr handle) : base(handle)
{
AnimationLayer.Delegate = new BounceLayerDelegate();
TickLayer = new CALayer();
TickLayer.ContentsScale = NSScreen.MainScreen.BackingScaleFactor;
Layer.AddSublayer(TickLayer);
Metronome.Instance.Started += Instance_Started;
Metronome.Instance.Stopped += Instance_Stopped;
Metronome.Instance.BeatChanged += Instance_BeatChanged;
UserSettings.BounceSettingsChanged += UserSettings_BounceSettingsChanged;
BounceHelper.ResetElaspedBpm();
}
public override void DrawFrame()
{
if (Metronome.Instance.PlayState == Metronome.PlayStates.Stopped)
{
// sometimes the drawFrame will run after playback is started, so we handle that case
ReturnToInitialState();
BounceHelper.ResetElaspedBpm();
}
else
{
//BounceHelper.ElapsedBpm = Metronome.Instance.ElapsedBpm - BounceHelper.ElapsedBpm;
//BounceHelper.ElapsedBpm = Timer.GetElapsedBpm();
BounceHelper.UpdateElapsedBpm();
}
DrawElements();
}
void Instance_Stopped(object sender, EventArgs e)
{
ReturnToInitialState();
BounceHelper.ResetElaspedBpm();
DrawElements();
}
